I know it is necessary for you to learn another language句子成份

问题描述:

I know it is necessary for you to learn another language句子成份分析一下,
1个回答 分类:英语 2014-12-09

问题解答:

我来补答
I 是主语,know是谓语,后面是一个省略that的宾语从句,it是宾语从句里的形式主语,to learn another language是宾语从句里真正的主语,is 是宾语从句里的系动词,necessary是宾语从句里的表语.
 
 
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